Tattoo is a fashionable behavior. Recently, there is a popular trend that the position of tattoo is selected under the armpit. In this way, the armpit hidden at ordinary times may become a luminous point, and this way has been recognized and imitated by many fashion talents.
If there is more pain than the inner arm and ribs, of course, it is the armpit. The skin in this position is too tender. The warrior who dares to tattoo in the armpit has great pain tolerance.